test: Test base product information

Related #1097

lib/logitech_receiver/base.py

@@ -17,6 +17,8 @@
 # Base low-level functions used by the API proper.
 # Unlikely to be used directly unless you're expanding the API.
 
+from __future__ import annotations
+
 import logging
 import threading as _threading
 
@@ -73,9 +75,10 @@ def other_device_check(bus_id, vendor_id, product_id):
             return _bt_device(product_id)
 
 
-def product_information(usb_id):
+def product_information(usb_id: int | str) -> dict:
     if isinstance(usb_id, str):
         usb_id = int(usb_id, 16)
+
     for r in _RECEIVER_USB_IDS:
         if usb_id == r.get("product_id"):
             return r

tests/logitech_receiver/test_base.py

@@ -0,0 +1,21 @@
+import pytest
+
+from logitech_receiver import base
+
+
+@pytest.mark.parametrize(
+    "usb_id, expected_name, expected_receiver_kind",
+    [
+        ("0xC548", "Bolt Receiver", "bolt"),
+        ("0xC52B", "Unifying Receiver", "unifying"),
+        ("0xC531", "Nano Receiver", "nano"),
+        ("0xC53F", "Lightspeed Receiver", None),
+        ("0xC517", "EX100 Receiver 27 Mhz", "27Mhz"),
+    ],
+)
+def test_product_information(usb_id, expected_name, expected_receiver_kind):
+    res = base.product_information(usb_id)
+
+    assert res["name"] == expected_name
+    if expected_receiver_kind:
+        assert res["receiver_kind"] == expected_receiver_kind